The star rho1 cancri is 57 light-years from the earth and has a mass 0.85 times that of our sun. a planet has been detected in a circular orbit around rho1 cancri with an orbital radius equal to 0.11 times the radius of the earth's orbit around the sun. for related problem-solving tips and strategies, you may want to view a video tutor solution of a satellite orbit.

82780.42123 m/s

14.45 days

Explanation:

m = Mass of the planet

M = Mass of the star =

r = Radius of orbit of planet =

v = Orbital speed

The kinetic and potential energy balance is given by

The orbital speed of the star is 82780.42123 m/s

The orbital period is given by

The orbital period is 14.45 days

co2reflects heat radiation back to earth buning coal and oil emits co2 globe warms

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